Search

David M. Mitchell

Examiner (ID: 3480)

Most Active Art Unit
3106
Art Unit(s)
3612, 3104, 3102, 3106
Total Applications
820
Issued Applications
743
Pending Applications
2
Abandoned Applications
75

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 7055850 [patent_doc_number] => 20050277024 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-15 [patent_title] => 'Nickel precoat for electrode plates' [patent_app_type] => utility [patent_app_number] => 10/867205 [patent_app_country] => US [patent_app_date] => 2004-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2548 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0277/20050277024.pdf [firstpage_image] =>[orig_patent_app_number] => 10867205 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/867205
Nickel precoat for electrode plates Jun 14, 2004 Abandoned
Array ( [id] => 7420690 [patent_doc_number] => 20040229089 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-18 [patent_title] => 'Method for operating a fuel cell system, and associated fuel cell system' [patent_app_type] => new [patent_app_number] => 10/868701 [patent_app_country] => US [patent_app_date] => 2004-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1980 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0229/20040229089.pdf [firstpage_image] =>[orig_patent_app_number] => 10868701 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/868701
Method for operating a fuel cell system, and associated fuel cell system Jun 13, 2004 Abandoned
Array ( [id] => 376889 [patent_doc_number] => 07311987 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2007-12-25 [patent_title] => 'Fuel cell and a temperature control system for the fuel cell' [patent_app_type] => utility [patent_app_number] => 10/864702 [patent_app_country] => US [patent_app_date] => 2004-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 6816 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/311/07311987.pdf [firstpage_image] =>[orig_patent_app_number] => 10864702 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/864702
Fuel cell and a temperature control system for the fuel cell Jun 8, 2004 Issued
Array ( [id] => 803110 [patent_doc_number] => 07422813 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2008-09-09 [patent_title] => 'Fuel cell systems comprising microfibrous fuel cell elements and methods of making and using same' [patent_app_type] => utility [patent_app_number] => 10/863705 [patent_app_country] => US [patent_app_date] => 2004-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 21 [patent_no_of_words] => 13407 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/422/07422813.pdf [firstpage_image] =>[orig_patent_app_number] => 10863705 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/863705
Fuel cell systems comprising microfibrous fuel cell elements and methods of making and using same Jun 7, 2004 Issued
Array ( [id] => 7347036 [patent_doc_number] => 20040247956 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-09 [patent_title] => 'Method for operating a fuel cell with variable operating pressure' [patent_app_type] => new [patent_app_number] => 10/859804 [patent_app_country] => US [patent_app_date] => 2004-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2444 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0247/20040247956.pdf [firstpage_image] =>[orig_patent_app_number] => 10859804 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/859804
Method for operating a fuel cell with variable operating pressure Jun 2, 2004 Abandoned
Array ( [id] => 5770043 [patent_doc_number] => 20050266282 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-12-01 [patent_title] => 'Fuel cell system having integrated central control function' [patent_app_type] => utility [patent_app_number] => 10/855601 [patent_app_country] => US [patent_app_date] => 2004-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1802 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0266/20050266282.pdf [firstpage_image] =>[orig_patent_app_number] => 10855601 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/855601
Fuel cell system having integrated central control function May 26, 2004 Issued
Array ( [id] => 7088804 [patent_doc_number] => 20050008916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-01-13 [patent_title] => 'Solid oxide fuel cell, solid oxide fuel cell assembly, solid oxide fuel cell module, and solid oxide fuel cell power generator' [patent_app_type] => utility [patent_app_number] => 10/853705 [patent_app_country] => US [patent_app_date] => 2004-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6281 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20050008916.pdf [firstpage_image] =>[orig_patent_app_number] => 10853705 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/853705
Solid oxide fuel cell, solid oxide fuel cell assembly, solid oxide fuel cell module, and solid oxide fuel cell power generator May 25, 2004 Abandoned
Array ( [id] => 7218553 [patent_doc_number] => 20050260472 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-11-24 [patent_title] => 'Branched fluid channels for improved fluid flow through fuel cell' [patent_app_type] => utility [patent_app_number] => 10/848701 [patent_app_country] => US [patent_app_date] => 2004-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2847 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0260/20050260472.pdf [firstpage_image] =>[orig_patent_app_number] => 10848701 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/848701
Branched fluid channels for improved fluid flow through fuel cell May 18, 2004 Issued
Array ( [id] => 7426884 [patent_doc_number] => 20040209168 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Process for producing a polymer electrolyte for a nonaqueous battery' [patent_app_type] => new [patent_app_number] => 10/848003 [patent_app_country] => US [patent_app_date] => 2004-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7317 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 88 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0209/20040209168.pdf [firstpage_image] =>[orig_patent_app_number] => 10848003 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/848003
Process for producing a polymer electrolyte of a vinylidene fluoride copolymer for a nonaqueous battery May 18, 2004 Issued
Array ( [id] => 42224 [patent_doc_number] => 07781084 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2010-08-24 [patent_title] => 'Cathode humidification of a PEM fuel cell through exhaust gas recirculation into a positive displacement compressor' [patent_app_type] => utility [patent_app_number] => 10/848203 [patent_app_country] => US [patent_app_date] => 2004-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2692 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/781/07781084.pdf [firstpage_image] =>[orig_patent_app_number] => 10848203 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/848203
Cathode humidification of a PEM fuel cell through exhaust gas recirculation into a positive displacement compressor May 17, 2004 Issued
Array ( [id] => 7424073 [patent_doc_number] => 20040208818 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-10-21 [patent_title] => 'Cathode active material for non-aqueous electrolyte secondary cell and process for producing the same' [patent_app_type] => new [patent_app_number] => 10/845094 [patent_app_country] => US [patent_app_date] => 2004-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6316 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 3 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0208/20040208818.pdf [firstpage_image] =>[orig_patent_app_number] => 10845094 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/845094
Cathode active material for non-aqueous electrolyte secondary cell and process for producing the same May 13, 2004 Abandoned
Array ( [id] => 348621 [patent_doc_number] => 07494734 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2009-02-24 [patent_title] => 'Corrosion resistant plate for PEM fuel cell and methods of making same' [patent_app_type] => utility [patent_app_number] => 10/845904 [patent_app_country] => US [patent_app_date] => 2004-05-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5178 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/494/07494734.pdf [firstpage_image] =>[orig_patent_app_number] => 10845904 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/845904
Corrosion resistant plate for PEM fuel cell and methods of making same May 13, 2004 Issued
Array ( [id] => 7316633 [patent_doc_number] => 20040223906 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-11 [patent_title] => 'Lithium nickel cobalt oxides and their methods of fabrication' [patent_app_type] => new [patent_app_number] => 10/841760 [patent_app_country] => US [patent_app_date] => 2004-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3166 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0223/20040223906.pdf [firstpage_image] =>[orig_patent_app_number] => 10841760 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/841760
Lithium nickel cobalt oxides and their methods of fabrication May 7, 2004 Abandoned
Array ( [id] => 7425624 [patent_doc_number] => 20040265676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-12-30 [patent_title] => 'Polymer electrolyte solution for manufacturing electrode for fuel cell' [patent_app_type] => new [patent_app_number] => 10/493204 [patent_app_country] => US [patent_app_date] => 2004-04-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 6701 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 3 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0265/20040265676.pdf [firstpage_image] =>[orig_patent_app_number] => 10493204 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/493204
Polymer electrolyte solution for manufacturing electrode for fuel cell Apr 20, 2004 Abandoned
Array ( [id] => 6966312 [patent_doc_number] => 20050233209 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-10-20 [patent_title] => 'Electrical contact for current collectors of electrochemical cells and method therefor' [patent_app_type] => utility [patent_app_number] => 10/826400 [patent_app_country] => US [patent_app_date] => 2004-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4653 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0233/20050233209.pdf [firstpage_image] =>[orig_patent_app_number] => 10826400 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/826400
Electrical contact for current collectors of electrochemical cells and method therefor Apr 18, 2004 Abandoned
Array ( [id] => 7385377 [patent_doc_number] => 20040180264 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-09-16 [patent_title] => 'Lead-acid battery' [patent_app_type] => new [patent_app_number] => 10/812005 [patent_app_country] => US [patent_app_date] => 2004-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 8180 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0180/20040180264.pdf [firstpage_image] =>[orig_patent_app_number] => 10812005 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/812005
Lead-acid battery Mar 29, 2004 Abandoned
Array ( [id] => 7373755 [patent_doc_number] => 20040219432 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-04 [patent_title] => 'Negative electrode for non-aqueous secondary battery and non-aqueous secondary battery using the same' [patent_app_type] => new [patent_app_number] => 10/810505 [patent_app_country] => US [patent_app_date] => 2004-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6933 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0219/20040219432.pdf [firstpage_image] =>[orig_patent_app_number] => 10810505 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/810505
Negative electrode having intermetallic compound that occludes/desorbs lithium as an active material layer on collector for non-aqueous secondary battery and non-aqueous secondary battery using the same Mar 25, 2004 Issued
Array ( [id] => 7275382 [patent_doc_number] => 20040234833 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-11-25 [patent_title] => 'Humidification cell' [patent_app_type] => new [patent_app_number] => 10/491101 [patent_app_country] => US [patent_app_date] => 2004-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4601 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0234/20040234833.pdf [firstpage_image] =>[orig_patent_app_number] => 10491101 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/491101
Humidification cell Mar 25, 2004 Abandoned
Array ( [id] => 7412249 [patent_doc_number] => 20040159544 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2004-08-19 [patent_title] => 'High temperature, carbon monoxide-tolerant perfluorosulfonic acid composite membranes and methods of making same' [patent_app_type] => new [patent_app_number] => 10/471870 [patent_app_country] => US [patent_app_date] => 2004-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 4443 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0159/20040159544.pdf [firstpage_image] =>[orig_patent_app_number] => 10471870 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/471870
High temperature, carbon monoxide-tolerant perfluorosulfonic acid composite membranes and methods of making same Mar 25, 2004 Abandoned
Array ( [id] => 6954290 [patent_doc_number] => 20050210660 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2005-09-29 [patent_title] => 'Method of fastening electrodes in a lithium-ion powered battery' [patent_app_type] => utility [patent_app_number] => 10/809304 [patent_app_country] => US [patent_app_date] => 2004-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 837 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0210/20050210660.pdf [firstpage_image] =>[orig_patent_app_number] => 10809304 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/809304
Method of fastening electrodes in a lithium-ion powered battery Mar 23, 2004 Abandoned
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